| Navy | The Royal Navy |
| Type | ASW Trawler |
| Class | |
| Pennant | |
| Built by | Smiths Dock Co., Ltd. (South Bank-on-Tees, U.K.) |
| Ordered | |
| Laid down | |
| Launched | 21 Aug, 1033 |
| Commissioned | , 1940 |
| Lost | 18 Jan, 1942 |
| Loss position | |
| History | Completed in September 1933. Taken over by the Admiralty in 1940. Displacement: 394 tons. Built as a "Football" Class trawler called Sheffield Wednesday and later sold to the Dutch who renamed her Erin. She was taken over by the Royal Navy and served with the Royal Naval Patrol Service. HMT Erin (T/Lt. W.G. Swanston, RNVR) was sunk in Gibraltar harbour by a Spanish sabatour on 18 January 1942 along with HMS Honjo. |
| Noteable events involving Erin include: 2 Dec, 1940 |